General

  • Target

    2e6f29bd157cb74adaa7d6eae96058b5e566c8d7941c93871b93671b1841d068

  • Size

    4.1MB

  • Sample

    230326-zrnaxaaa49

  • MD5

    534f0350f3b62d651a54101fa2af2939

  • SHA1

    60ad08acacba1ad720780bf8c0d10b6ba59cb35c

  • SHA256

    2e6f29bd157cb74adaa7d6eae96058b5e566c8d7941c93871b93671b1841d068

  • SHA512

    57a5b5115a877a81207208b9d1f0c37155650f45c3ad925760c6139690cb4e59609ff36be08cd9526543aa43c645e9554b10a5caa1e7799dfec9ac396d8a6125

  • SSDEEP

    98304:21Mvy3BUmqtAP5v+7QhtPwaHYVYBSKkUTO/7TfaL:21TUFSF+7QzZzBSKdTqbE

Malware Config

Targets

    • Target

      2e6f29bd157cb74adaa7d6eae96058b5e566c8d7941c93871b93671b1841d068

    • Size

      4.1MB

    • MD5

      534f0350f3b62d651a54101fa2af2939

    • SHA1

      60ad08acacba1ad720780bf8c0d10b6ba59cb35c

    • SHA256

      2e6f29bd157cb74adaa7d6eae96058b5e566c8d7941c93871b93671b1841d068

    • SHA512

      57a5b5115a877a81207208b9d1f0c37155650f45c3ad925760c6139690cb4e59609ff36be08cd9526543aa43c645e9554b10a5caa1e7799dfec9ac396d8a6125

    • SSDEEP

      98304:21Mvy3BUmqtAP5v+7QhtPwaHYVYBSKkUTO/7TfaL:21TUFSF+7QzZzBSKdTqbE

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks